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Kashmir sapphire
Kashmir sapphire

Biotite
Biotite



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Kashmir sapphire
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Biotite

Kashmir sapphire and Biotite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
Al2O3
 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2

Kashmir sapphire and Biotite Chemical Formula

While comparing Kashmir sapphire and Biotite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Kashmir sapphire and Biotite chemical formula.

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Kashmir sapphire and Biotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kashmir sapphire and Biotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kashmir sapphire Vs Biotite during the identification of gemstone. Specific gravity of Kashmir sapphire is whereas that of Biotite is .